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index.js
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index.js
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const path = require('path');
const http = require('http');
const express = require('express');
const bodyParser = require('body-parser');
const socketio = require('socket.io');
const cookieParser = require("cookie-parser");
const sessions = require('express-session');
const mongoose = require('mongoose');
const moment = require('moment');
require('dotenv').config();
// Collect helpers
const formatMessage = require('./helpers/formatDate');
const {
getActiveUser,
exitRoom,
newUser,
getIndividualRoomUsers
} = require('./helpers/userHelper');
const user = require('./models/User');
const { time } = require('console');
const app = express();
const server = http.createServer(app);
const io = socketio(server);
var urlencodedParser = bodyParser.urlencoded({extended: false}); // Necessary for req.body.* to work
const test_db = process.env.test_db;
const db = mongoose.createConnection(test_db);
const room_db = process.env.room_db;
const db2 = mongoose.createConnection(room_db);
// Set up databases
db.on('error', (error) => {
console.log(error);
});
db.once('connected', () => {
console.log('Database Connected');
});
db2.on('error', (error) => {
console.log(error);
});
db2.once('connected', () => {
console.log('Database Connected');
});
const User = db.model('User', require('./models/User'));
let rooms = {
Advice: db2.model('AdviceMsg', require('./models/Msg')),
Connect: db2.model('ConnectMsg', require('./models/Msg')),
Social: db2.model('SocialMsg', require('./models/Msg'))
};
const duration = 1000 * 60 * 60; // 5 minutes
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(sessions({
secret: process.env.secretkey,
saveUninitialized: true,
cookie: { maxAge: duration },
resave: false
}));
app.use(cookieParser());
let session;
// Set public folder
app.use(express.static(path.join(__dirname, 'public')));
// this block will run when the client connects
io.on('connection', socket => {
socket.on('joinApp', () => {
const user = newUser(socket.id, session.name, null);
console.log(socket.id + ' 1');
});
socket.on('joinRoom', room => {
const user = getActiveUser(socket.id);
user.room = room;
console.log(socket.id + ' 2');
socket.join(user.room);
// Broadcast everytime users connects
io.to(user.room)
.emit(
'message',
formatMessage("CocoChat", `${user.username} has joined the room`, moment().format('h:mm a, MMM Do'))
);
});
// Listen for client message
socket.on('chatMessage', async msg => {
const user = getActiveUser(socket.id);
saveMsg({
name: user.username,
txt: msg,
time: moment().format('h:mm a, MMM Do')
}, user.room).catch(error => {console.error(error)});
io.to(user.room).emit('message', formatMessage(user.username, msg, moment().format('h:mm a, MMM Do')));
});
// Runs when client disconnects
socket.on('disconnect', () => {
const user = exitRoom(socket.id);
if (user) {
io.to(user.room).emit(
'message',
formatMessage("WebCage", `${user.username} has left the room`)
);
// Current active users and room name
io.emit('rooms', {
rooms_: Object.keys(rooms),
username_: session.name
});
}
});
});
async function getUser(body) {
const user = await User.findOne({email: body.email});
if (body.password == user.password) return user;
return null;
}
async function saveUser(user) {
const u = new User(user);
const doc = await u.save();
console.log(doc);
}
async function saveMsg(msg, room) {
const m = new rooms[room](msg);
const doc = await m.save();
console.log(doc);
}
async function getMsgs(room) {
const msgs = await rooms[room].find();
let result = [];
msgs.forEach(msg => {
result.push(formatMessage(msg.name, msg.txt, msg.time));
});
return result;
}
app.get('/', (req, res) => {
res.sendFile(path.join(__dirname, '/public/index.html'));
});
app.post('/', urlencodedParser, async (req, res) => {
const user = await getUser(req.body);
console.log(user);
if (user) {
session = req.session;
session.email = req.body.email;
session.name = user.fname + ' ' + user.lname;
console.log(req.session);
return res.redirect('/chat');
}
return res.redirect('/');
});
app.get('/signup', (req, res) => {
res.sendFile(path.join(__dirname, '/public/signup.html'));
});
app.post('/signup', urlencodedParser, (req, res) => {
saveUser({
fname: req.body.fname,
lname: req.body.lname,
email: req.body.email,
password: req.body.password
}).catch(error => {console.error(error)});
return res.redirect('/');
});
app.get('/chat/', (req, res) => {
res.sendFile(path.join(__dirname, '/public/chat.html'));
});
app.get('/logout',(req,res) => {
req.session.destroy();
session = null;
res.redirect('/');
});
app.get('/doc_setup', (req, res) => {
res.send({username: session.name, rooms: Object.keys(rooms)});
});
app.get('/room_setup/:room', async (req, res) => {
msgs = await getMsgs(req.params.room);
console.log(msgs);
res.send(msgs);
})
const PORT = process.env.PORT || 3000;
server.listen(PORT, () => console.log(`Server running on port ${PORT}`));